{"instruction": "You are an expert in named entity recognition. Please extract entities that match the schema definition from the input. Return an empty list if the entity type does not exist. Please respond in the format of a JSON string.", "schema": ["Chemical", "Disease"], "input": "We assessed the effects of ouabain ( 0 . 015 mg / kg body weight ) on hemodynamic , volumetric , and metabolic parameters in 11 patients with severe chronic coronary artery disease without clinical congestive heart failure ."}
{"Chemical": ["ouabain"], "Disease": ["coronary artery disease", "congestive heart failure"]}